7
B20352 ECN-12354 (0301)
CONNECTING TO THE DELIVERY PIPELINE
1. An outlet union is supplied with the manifold. The 1/2 NPT end of the outlet fitting shall be attached to the
delivery piping using Teflon® tape. (Figure 7)
2. Connect the outlet union to the manifold outlet nut and nipple. (Figure 7)
3. A source valve shall be located near the manifold outlet per current requirements of NFPA 99, section
4-3.1.2.3.
RELIEF VALVE VENT LINE
FULLY AUTOMATIC HEALTH CARE GAS MANIFOLD
FHM2
875 BASSETT ROAD
WESTLAKE, O HIO 44145
1-800-783-7890
WESTERN IN NOV ATO R
RIGHT BANK
REA DY FO R USE
BANK DEPLETED
IN SERVICE
IN SERVICE
LEFT BANK
BANK DEPLETED
REA DY FO R USE
SYSTEM NORMAL
LINE PRESSURE
Figure 7
NOTE:
•
If the manifold is installed indoors, vent piping must be attached to the manifold relief valve outlet.
The vent piping shall be routed outdoors per applicable piping codes.
CAUTION:
••••
Any brazing performed on the delivery pipeline or relief valve vent line shall be done following the guide-
lines
outlined in the current NFPA 99 Section 4-3 requirements
.
1. The relief valve outlet union is supplied to connect to the vent piping. The 1/2 NPT relief valve
union shall be attached to the vent piping using Teflon® tape. (Figure 7)
2. Connect the relief outlet fitting to the manifold. Thread the compression fitting nut until it is finger tight.
Then tighten, using a 11/16 wrench, 1-1/4 turns.
Source Valve
Delivery Pipeline
Outlet Union
1/2 NPT Adaptor
Relief Valve
Vent Line
Relief Valve
Outlet
